package com.zzyl.nursing.service.impl;

import java.util.*;

import cn.hutool.core.collection.ListUtil;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.zzyl.common.utils.DateUtils;
import com.zzyl.framework.web.service.TokenService;
import com.zzyl.nursing.dto.UserLoginRequestDto;
import com.zzyl.nursing.service.WechatService;
import com.zzyl.nursing.vo.LoginVo;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.zzyl.nursing.mapper.FamilyMemberMapper;
import com.zzyl.nursing.domain.FamilyMember;
import com.zzyl.nursing.service.IFamilyMemberService;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;

/**
 * 老人家属Service业务层处理
 *
 * @author ruoyi
 * @date 2025-07-31
 */
@Service
public class FamilyMemberServiceImpl extends ServiceImpl<FamilyMemberMapper, FamilyMember> implements IFamilyMemberService {
    @Autowired
    private FamilyMemberMapper familyMemberMapper;
    @Autowired
    private WechatService wechatService;
    @Autowired
    private TokenService tokenService;
    static List<String> DEFAULT_NICKNAME_PREFIX = ListUtil.of("生活更美好",
            "大桔大利", "日富一日", "好柿开花", "柿柿如意",
            "一椰暴富", "大柚所为", "杨梅吐气", "天生荔枝"
    );

    /**
     * 微信登录
     *
     * @param dto
     * @return 老人家属
     */
    @Override
    public LoginVo login(UserLoginRequestDto dto) {
        // 1. 调用微信api,根据code获取openId
        String openid = wechatService.getOpenid(dto.getCode());
        // 2. 根据openId查询数据库获取用户信息family_member表
        FamilyMember familyMember = this.getOne(Wrappers.<FamilyMember>lambdaQuery().eq(FamilyMember::getOpenId, openid));
        // 3. 如果用户为空,则将openid设置到对象中
        if (familyMember == null) {
            familyMember = FamilyMember.builder().openId(openid).build();
        }
        // 4. 调用微信api获取用户绑定的手机号
        String phone = wechatService.getPhone(dto.getPhoneCode());
        // 5. 新增或者修改family_member表数据
        saveOrUpdateFamilyMember(familyMember, phone);
        // 6. 将用户id和nickName存入token中
        Map<String, Object> paramMap = new HashMap<>();
        paramMap.put("userId", familyMember.getId());
        paramMap.put("nickName", familyMember.getName());
        String token = tokenService.createToken(paramMap);
        // 返回前端需要的vo
        LoginVo loginVo = LoginVo.builder()
                .token(token).nickName(familyMember.getName())
                .build();

        return loginVo;
    }

    /**
     * 抽取的私有方法,新增或者修改family_member表数据
     *
     * @param familyMember
     * @param phone
     */

    private void saveOrUpdateFamilyMember(FamilyMember familyMember, String phone) {
        // 1. 如果取到的手机号与数据库中保存的手机号不一致,则更新
        if (!phone.equals(familyMember.getPhone())) {
            familyMember.setPhone(phone);
        }
        // 2. 通过id是否存在,判断是修改还是新增
        if (familyMember.getId() != null) {
            // id存在,修改
            this.updateById(familyMember);
            return;
        }
        // id不存在,新增
        // 随机组装昵称,随机pre+手机号后四位
        String nickName = DEFAULT_NICKNAME_PREFIX
                .get((int) (Math.random() * DEFAULT_NICKNAME_PREFIX.size()))
                + phone.substring(phone.length() - 4);
        familyMember.setName(nickName);
        this.save(familyMember);
    }

    /**
     * 查询老人家属
     *
     * @param id 老人家属主键
     * @return 老人家属
     */
    @Override
    public FamilyMember selectFamilyMemberById(Long id) {
        return getById(id);
    }

    /**
     * 查询老人家属列表
     *
     * @param familyMember 老人家属
     * @return 老人家属
     */
    @Override
    public List<FamilyMember> selectFamilyMemberList(FamilyMember familyMember) {
        return familyMemberMapper.selectFamilyMemberList(familyMember);
    }

    /**
     * 新增老人家属
     *
     * @param familyMember 老人家属
     * @return 结果
     */
    @Override
    public int insertFamilyMember(FamilyMember familyMember) {
        return save(familyMember) ? 1 : 0;
    }

    /**
     * 修改老人家属
     *
     * @param familyMember 老人家属
     * @return 结果
     */
    @Override
    public int updateFamilyMember(FamilyMember familyMember) {
        return updateById(familyMember) ? 1 : 0;
    }

    /**
     * 批量删除老人家属
     *
     * @param ids 需要删除的老人家属主键
     * @return 结果
     */
    @Override
    public int deleteFamilyMemberByIds(Long[] ids) {
        return removeByIds(Arrays.asList(ids)) ? 1 : 0;
    }

    /**
     * 删除老人家属信息
     *
     * @param id 老人家属主键
     * @return 结果
     */
    @Override
    public int deleteFamilyMemberById(Long id) {
        return removeById(id) ? 1 : 0;
    }


}
